Perhaps you should try some spelling variations:
information center » information centers, information centre, information content
3.4 communication » 5.4 communication, 3.2 communication, 3.5 communication
technologien des » technologien fur, technologien und, technologies 2
11.7 development » 11.3 development, 11.2 development, 11.4 development
des information » des informations, does information, dis information
center how » century how, better how, gender how
costs 11.7 » costs 11.1, costs 11.4, costs 1.1.3
how 3.4 » how 2.4, how 9.4, now 3.4

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technologien des information center how 3.4 communication costs 11.7 development 1 africa.*.